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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-24 16:19:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-24 16:19:43 -0700 |
| commit | b14ffae378aa1db993e62b01392e70d1e585fb23 (patch) | |
| tree | 0ac179d24e8a62ec4c2732ed18d90d83da4b82d7 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c | |
| parent | Merge branch 'akpm' (patches from Andrew) (diff) | |
| parent | Merge tag 'amd-drm-next-5.18-2022-03-18' of https://gitlab.freedesktop.org/ag... (diff) | |
| download | linux-b14ffae378aa1db993e62b01392e70d1e585fb23.tar.gz linux-b14ffae378aa1db993e62b01392e70d1e585fb23.zip | |
Merge tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie:
"Lots of work all over, Intel improving DG2 support, amdkfd CRIU
support, msm new hw support, and faster fbdev support.
dma-buf:
- rename dma-buf-map to iosys-map
core:
- move buddy allocator to core
- add pci/platform init macros
- improve EDID parser deep color handling
- EDID timing type 7 support
- add GPD Win Max quirk
- add yes/no helpers to string_helpers
- flatten syncobj chains
- add nomodeset support to lots of drivers
- improve fb-helper clipping support
- add default property value interface
fbdev:
- improve fbdev ops speed
ttm:
- add a backpointer from ttm bo->ttm resource
dp:
- move displayport headers
- add a dp helper module
bridge:
- anx7625 atomic support, HDCP support
panel:
- split out panel-lvds and lvds bindings
- find panels in OF subnodes
privacy:
- add chromeos privacy screen support
fb:
- hot unplug fw fb on forced removal
simpledrm:
- request region instead of marking ioresource busy
- add panel oreintation property
udmabuf:
- fix oops with 0 pages
amdgpu:
- power management code cleanup
- Enable freesync video mode by default
- RAS code cleanup
- Improve VRAM access for debug using SDMA
- SR-IOV rework special register access and fixes
- profiling power state request ioctl
- expose IP discovery via sysfs
- Cyan skillfish updates
- GC 10.3.7, SDMA 5.2.7, DCN 3.1.6 updates
- expose benchmark tests via debugfs
- add module param to disable XGMI for testing
- GPU reset debugfs register dumping support
amdkfd:
- CRIU support
- SDMA queue fixes
radeon:
- UVD suspend fix
- iMac backlight fix
i915:
- minimal parallel submission for execlists
- DG2-G12 subplatform added
- DG2 programming workarounds
- DG2 accelerated migration support
- flat CCS and CCS engine support for XeHP
- initial small BAR support
- drop fake LMEM support
- ADL-N PCH support
- bigjoiner updates
- introduce VMA resources and async unbinding
- register definitions cleanups
- multi-FBC refactoring
- DG1 OPROM over SPI support
- ADL-N platform enabling
- opregion mailbox #5 support
- DP MST ESI improvements
- drm device based logging
- async flip optimisation for DG2
- CPU arch abstraction fixes
- improve GuC ADS init to work on aarch64
- tweak TTM LRU priority hint
- GuC 69.0.3 support
- remove short term execbuf pins
nouveau:
- higher DP/eDP bitrates
- backlight fixes
msm:
- dpu + dp support for sc8180x
- dp support for sm8350
- dpu + dsi support for qcm2290
- 10nm dsi phy tuning support
- bridge support for dp encoder
- gpu support for additional 7c3 SKUs
ingenic:
- HDMI support for JZ4780
- aux channel EDID support
ast:
- AST2600 support
- add wide screen support
- create DP/DVI connectors
omapdrm:
- fix implicit dma_buf fencing
vc4:
- add CSC + full range support
- better display firmware handoff
panfrost:
- add initial dual-core GPU support
stm:
- new revision support
- fb handover support
mediatek:
- transfer display binding document to yaml format.
- add mt8195 display device binding.
- allow commands to be sent during video mode.
- add wait_for_event for crtc disable by cmdq.
tegra:
- YUV format support
rcar-du:
- LVDS support for M3-W+ (R8A77961)
exynos:
- BGR pixel format for FIMD device"
* tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm: (1529 commits)
drm/i915/display: Do not re-enable PSR after it was marked as not reliable
drm/i915/display: Fix HPD short pulse handling for eDP
drm/amdgpu: Use drm_mode_copy()
drm/radeon: Use drm_mode_copy()
drm/amdgpu: Use ternary operator in `vcn_v1_0_start()`
drm/amdgpu: Remove pointless on stack mode copies
drm/amd/pm: fix indenting in __smu_cmn_reg_print_error()
drm/amdgpu/dc: fix typos in comments
drm/amdgpu: fix typos in comments
drm/amd/pm: fix typos in comments
drm/amdgpu: Add stolen reserved memory for MI25 SRIOV.
drm/amdgpu: Merge get_reserved_allocation to get_vbios_allocations.
drm/amdkfd: evict svm bo worker handle error
drm/amdgpu/vcn: fix vcn ring test failure in igt reload test
drm/amdgpu: only allow secure submission on rings which support that
drm/amdgpu: fixed the warnings reported by kernel test robot
drm/amd/display: 3.2.177
drm/amd/display: [FW Promotion] Release 0.0.108.0
drm/amd/display: Add save/restore PANEL_PWRSEQ_REF_DIV2
drm/amd/display: Wait for hubp read line for Pollock
...
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c | 64 |
1 files changed, 7 insertions, 57 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c index c510638b4f99..0c923a90615c 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c @@ -28,49 +28,6 @@ #include "dm_helpers.h" #include "amdgpu_dm.h" -static bool link_get_psr_caps(struct dc_link *link) -{ - uint8_t psr_dpcd_data[EDP_PSR_RECEIVER_CAP_SIZE]; - uint8_t edp_rev_dpcd_data; - - - - if (!dm_helpers_dp_read_dpcd(NULL, link, DP_PSR_SUPPORT, - psr_dpcd_data, sizeof(psr_dpcd_data))) - return false; - - if (!dm_helpers_dp_read_dpcd(NULL, link, DP_EDP_DPCD_REV, - &edp_rev_dpcd_data, sizeof(edp_rev_dpcd_data))) - return false; - - link->dpcd_caps.psr_caps.psr_version = psr_dpcd_data[0]; - link->dpcd_caps.psr_caps.edp_revision = edp_rev_dpcd_data; - -#ifdef CONFIG_DRM_AMD_DC_DCN - if (link->dpcd_caps.psr_caps.psr_version > 0x1) { - uint8_t alpm_dpcd_data; - uint8_t su_granularity_dpcd_data; - - if (!dm_helpers_dp_read_dpcd(NULL, link, DP_RECEIVER_ALPM_CAP, - &alpm_dpcd_data, sizeof(alpm_dpcd_data))) - return false; - - if (!dm_helpers_dp_read_dpcd(NULL, link, DP_PSR2_SU_Y_GRANULARITY, - &su_granularity_dpcd_data, sizeof(su_granularity_dpcd_data))) - return false; - - link->dpcd_caps.psr_caps.y_coordinate_required = psr_dpcd_data[1] & DP_PSR2_SU_Y_COORDINATE_REQUIRED; - link->dpcd_caps.psr_caps.su_granularity_required = psr_dpcd_data[1] & DP_PSR2_SU_GRANULARITY_REQUIRED; - - link->dpcd_caps.psr_caps.alpm_cap = alpm_dpcd_data & DP_ALPM_CAP; - link->dpcd_caps.psr_caps.standby_support = alpm_dpcd_data & (1 << 1); - - link->dpcd_caps.psr_caps.su_y_granularity = su_granularity_dpcd_data; - } -#endif - return true; -} - #ifdef CONFIG_DRM_AMD_DC_DCN static bool link_supports_psrsu(struct dc_link *link) { @@ -82,12 +39,12 @@ static bool link_supports_psrsu(struct dc_link *link) if (dc->ctx->dce_version < DCN_VERSION_3_1) return false; - if (!link->dpcd_caps.psr_caps.alpm_cap || - !link->dpcd_caps.psr_caps.y_coordinate_required) + if (!link->dpcd_caps.alpm_caps.bits.AUX_WAKE_ALPM_CAP || + !link->dpcd_caps.psr_info.psr_dpcd_caps.bits.Y_COORDINATE_REQUIRED) return false; - if (link->dpcd_caps.psr_caps.su_granularity_required && - !link->dpcd_caps.psr_caps.su_y_granularity) + if (link->dpcd_caps.psr_info.psr_dpcd_caps.bits.SU_GRANULARITY_REQUIRED && + !link->dpcd_caps.psr_info.psr2_su_y_granularity_cap) return false; return true; @@ -107,12 +64,7 @@ void amdgpu_dm_set_psr_caps(struct dc_link *link) if (link->type == dc_connection_none) return; - if (!link_get_psr_caps(link)) { - DRM_ERROR("amdgpu: Failed to read PSR Caps!\n"); - return; - } - - if (link->dpcd_caps.psr_caps.psr_version == 0) { + if (link->dpcd_caps.psr_info.psr_version == 0) { link->psr_settings.psr_version = DC_PSR_VERSION_UNSUPPORTED; link->psr_settings.psr_feature_enabled = false; @@ -149,10 +101,8 @@ bool amdgpu_dm_link_setup_psr(struct dc_stream_state *stream) link = stream->link; - psr_config.psr_version = link->dpcd_caps.psr_caps.psr_version; - - if (psr_config.psr_version > 0) { - psr_config.psr_exit_link_training_required = 0x1; + if (link->psr_settings.psr_version != DC_PSR_VERSION_UNSUPPORTED) { + psr_config.psr_version = link->psr_settings.psr_version; psr_config.psr_frame_capture_indication_req = 0; psr_config.psr_rfb_setup_time = 0x37; psr_config.psr_sdp_transmit_line_num_deadline = 0x20; |
